There are many different “_______” of management in a tall structure.

单选题

15．There are many people________ in the factories.

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单选题

There are many students playing on the playground. ________ are playing basketball, and________ are playing football.

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单选题

There are many fascinating cases_____ people actually dreamt about things which later happened to them。

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单选题

Our house is about a mile away from the railway station and there are not many houses（）

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单选题

Since there are so many cars on the road, _____ many hours to complete a short journey at peak times in some major cites.

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